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Opérations sur les nombres décimaux

Authored by Simon Guérard

Mathematics

7th Grade

Used 83+ times

Opérations sur les nombres décimaux
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calcule: -4,3 x 3,2 - 2,8

10,96

-16,56

-3,9

-10,96

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calcule: 14,12 + 5,28 ÷ 0,8

20,72

24,25

22,93

2,425

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calcule: (-7,08 - 15,28) x -3,5

-78,26

28,7

46,4

78,26

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calcule: 6,7 + (1,2)2 × 2,256,7\ +\ \left(-1,2\right)^2\ \times\ 2,25  

18,315

9,94

3,46

11,835

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calcule: (12  6,4)2  (11,4) ÷ 0,4\left(12\ -\ 6,4\right)^2\ -\ \left(-11,4\right)\ \div\ 0,4  

49,9

-14,5

59,86

106,9

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calcule: 0,62 (2,4 + 3,6) × 6,4 -0,6^2\ -\left(2,4\ +\ 3,6\right)\ \times\ 6,4\   

-40,704

-38,76

-38.,04

-36,096

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Transforme 123451000\frac{12345}{1000}  en notation décimale.

1,2345

0,12345

1234,5

12,345

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